1 package org.simantics.district.network.ui;
4 import java.awt.geom.AffineTransform;
5 import java.util.concurrent.TimeUnit;
6 import java.util.function.Consumer;
7 import java.util.function.Supplier;
9 import org.simantics.datatypes.literal.RGB;
10 import org.simantics.db.ReadGraph;
11 import org.simantics.db.Resource;
12 import org.simantics.db.common.request.UnaryRead;
13 import org.simantics.db.exception.DatabaseException;
14 import org.simantics.db.procedure.Listener;
15 import org.simantics.diagram.ui.DiagramModelHints;
16 import org.simantics.district.network.DistrictNetworkUtil;
17 import org.simantics.district.network.ui.participants.DNPointerInteractor;
18 import org.simantics.district.network.ui.participants.ElevationServerParticipant;
19 import org.simantics.district.network.ui.participants.MapRulerPainter;
20 import org.simantics.g2d.canvas.ICanvasContext;
21 import org.simantics.g2d.canvas.impl.CanvasContext;
22 import org.simantics.g2d.diagram.handler.PickRequest.PickFilter;
23 import org.simantics.g2d.diagram.participant.DelayedBatchElementPainter;
24 import org.simantics.g2d.diagram.participant.ElementPainter;
25 import org.simantics.g2d.diagram.participant.Selection;
26 import org.simantics.g2d.diagram.participant.ZOrderHandler;
27 import org.simantics.g2d.participant.BackgroundPainter;
28 import org.simantics.g2d.participant.GridPainter;
29 import org.simantics.g2d.participant.PanZoomRotateHandler;
30 import org.simantics.g2d.participant.RenderingQualityInteractor;
31 import org.simantics.g2d.participant.TransformUtil;
32 import org.simantics.g2d.participant.ZoomToAreaHandler;
33 import org.simantics.maps.MapScalingTransform;
34 import org.simantics.maps.eclipse.MapPainter;
35 import org.simantics.maps.sg.commands.MapCommands;
36 import org.simantics.modeling.ui.diagramEditor.DiagramViewer;
37 import org.simantics.scenegraph.g2d.events.command.CommandEvent;
38 import org.simantics.scenegraph.g2d.events.command.Commands;
39 import org.simantics.utils.datastructures.hints.IHintContext;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
43 public class DistrictDiagramViewer extends DiagramViewer {
45 @SuppressWarnings("unused")
46 private static final Logger LOGGER = LoggerFactory.getLogger(DistrictDiagramViewer.class);
49 protected void addDiagramParticipants(ICanvasContext ctx) {
50 ctx.add(new ZOrderHandler());
51 ctx.add(new Selection());
52 ctx.add(new ElementPainter());
53 ctx.add(new DNPointerInteractor());
55 AffineTransform tr = new AffineTransform(MapScalingTransform.INSTANCE);
56 ctx.add(new MapPainter(tr));
58 ctx.add(new NetworkDrawingParticipant(tr));
59 ctx.add(new ElevationServerParticipant(tr));
62 protected String getPopupId() {
63 return "#DistrictDiagramPopup";
67 public void initializeCanvasContext(CanvasContext ctx) {
68 super.initializeCanvasContext(ctx);
69 IHintContext h = ctx.getDefaultHintContext();
70 h.setHint(PanZoomRotateHandler.KEY_ZOOM_IN_LIMIT, 10000.0);
71 h.setHint(PanZoomRotateHandler.KEY_ZOOM_OUT_LIMIT, 0.01);
72 h.setHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE, diagramResource);
76 protected void addPainterParticipants(ICanvasContext ctx) {
77 ctx.add(new RenderingQualityInteractor());
78 ctx.add(new DelayedBatchElementPainter(PickFilter.FILTER_MONITORS, 500, TimeUnit.MILLISECONDS));
82 protected void addGridRulerBackgroundParticipants(CanvasContext ctx) {
83 ctx.add(new GridPainter());
84 ctx.add(new MapRulerPainter());
85 ctx.add(new BackgroundPainter());
88 protected void addViewManipulationParticipants(CanvasContext ctx) {
89 // Let's replace with our special util
90 TransformUtil util = ctx.getAtMostOneItemOfClass(TransformUtil.class);
93 ctx.add(new DistrictTransformUtil());
94 ctx.add(new DistrictPanZoomRotateHandler());
95 //ctx.add(new MousePanZoomInteractor());
96 //ctx.add(new MultitouchPanZoomRotateInteractor());
97 // ctx.add( new OrientationRestorer() );
98 ctx.add(new ZoomToAreaHandler());
102 protected void loadPageSettings(ICanvasContext ctx) {
103 super.loadPageSettings(ctx);
104 // this might be the wrong place to start such listening but at least
105 // super.loadPageSettings() does async-db-operations
106 setupDrawMapEnabled();
107 setupBackgroundColor();
110 private void setupDrawMapEnabled() {
111 sessionContext.getSession().asyncRequest(new DrawMapEnabledRequest(getInputResource()), new DrawMapEnabledListener(
112 result -> canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), result ? Commands.MAP_ENABLE : Commands.MAP_DISABLE)),
113 () -> DistrictDiagramViewer.this.isDisposed()));
116 private void setupBackgroundColor() {
117 sessionContext.getSession().asyncRequest(new MapBackgroundColorRequest(getInputResource()), new MapBackgroundColorListener(
118 result -> queueBackgroundColorChangeEvent(result),
119 () -> DistrictDiagramViewer.this.isDisposed()));
122 private void queueBackgroundColorChangeEvent(RGB.Integer result) {
123 if (result != null) {
124 Color backgroundColor = new Color(result.red, result.green, result.blue);
125 canvasContext.getDefaultHintContext().setHint(MapCommands.KEY_MAP_BACKGROUND_COLOR, backgroundColor);
126 canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), MapCommands.MAP_BACKGROUND_COLOR_CHANGE));
130 private static class DrawMapEnabledRequest extends UnaryRead<Resource, Boolean> {
132 public DrawMapEnabledRequest(Resource diagram) {
137 public Boolean perform(ReadGraph graph) throws DatabaseException {
138 return DistrictNetworkUtil.drawMapEnabled(graph, parameter);
142 private static class DrawMapEnabledListener implements Listener<Boolean> {
144 private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
146 private Consumer<Boolean> callback;
147 private Supplier<Boolean> isDisposed;
149 public DrawMapEnabledListener(Consumer<Boolean> callback, Supplier<Boolean> isDisposed) {
150 this.callback = callback;
151 this.isDisposed = isDisposed;
155 public void execute(Boolean result) {
156 callback.accept(result);
160 public void exception(Throwable t) {
161 LOGGER.error("Could not listen if draw map is enabled", t);
165 public boolean isDisposed() {
166 return isDisposed.get();
170 private static class MapBackgroundColorRequest extends UnaryRead<Resource, RGB.Integer> {
172 public MapBackgroundColorRequest(Resource diagram) {
177 public RGB.Integer perform(ReadGraph graph) throws DatabaseException {
178 return DistrictNetworkUtil.backgroundColor(graph, parameter);
182 private static class MapBackgroundColorListener implements Listener<RGB.Integer> {
184 private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
186 private Consumer<RGB.Integer> callback;
187 private Supplier<Boolean> isDisposed;
189 public MapBackgroundColorListener(Consumer<RGB.Integer> callback, Supplier<Boolean> isDisposed) {
190 this.callback = callback;
191 this.isDisposed = isDisposed;
195 public void execute(RGB.Integer result) {
196 callback.accept(result);
200 public void exception(Throwable t) {
201 LOGGER.error("Could not listen map background color", t);
205 public boolean isDisposed() {
206 return isDisposed.get();